A substance has a pH of 7. Which of the following descriptions matches this
pH?

A. It is very acidic.

B. It is very basic.

C. It is slightly basic.

D. It is neutral.

What evidence did mendel find that supported his law of independent assortment? a. dominant traits are expressed when there is a dominant allele. b. traits do not affect the inheritance of other traits. c. some traits have three or four different alleles. d. plants and animals can both reproduce sexually.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important